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Clarify usage for thiserror-and-anyhow (#1724)

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IMO it is better to explain to users the common usage / applicability
domain for anyhow and thiserror crates

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Co-authored-by: Dustin J. Mitchell <djmitche@google.com>
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Yuri Astrakhan 2024-01-18 15:28:00 -05:00 committed by GitHub
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src/error-handling/thiserror-and-anyhow.md
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@ -6,9 +6,12 @@ minutes: 5
The [`thiserror`](https://docs.rs/thiserror/) and
[`anyhow`](https://docs.rs/anyhow/) crates are widely used to simplify error
handling. `thiserror` helps create custom error types that implement `From<T>`.
`anyhow` helps with error handling in functions, including adding contextual
information to your errors.
handling.
- `thiserror` is often used in libraries to create custom error types that
implement `From<T>`.
- `anyhow` is often used by applications to help with error handling in
functions, including adding contextual information to your errors.
```rust,editable,compile_fail
use anyhow::{bail, Context, Result};